Bicycle frame



FIG. 1 is a first side view of the invention;

FIG. 2 is a second side view of the embodiment of FIG. 1;

FIG. 3 is a top view of the embodiment of FIG. 1;

FIG. 4 is a bottom view of the embodiment of FIG. 1;

FIG. 5 is a front view of the embodiment of FIG. 1;

FIG. 6 is a rear view of the embodiment of FIG. 1;

FIG. 7 is a front perspective view of the embodiment of FIG. 1; and,

FIG. 8 is a rear perspective view of the embodiment of FIG. 1.

The portions shown in broken line in FIGS. 1-8 form no part of the claimed design.

The surface treatment of the bicycle frame forms no part of the claimed design, a bicycle frame according to the claimed design may have any surface treatment. 

CLAIM The ornamental design for a bicycle frame, as shown and described. 